Surveys

Survey operations 07 thru 14 oct by M/V polarcus adira towing 9000 meter long cable in area between 20-59S…

Western North Atlantic · Brazil-southeast Coast · HYDROLANT 3175/17

issued: 2017-10-06 01:26Z
status: cancelled 2017-10-09 13:24Z (archive)
authority: NAVAREA V COASTAL E 828/17 060105Z OCT 17.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
BRAZIL-SOUTHEAST COAST.
DNC 01.
1. SURVEY OPERATIONS 07 THRU 14 OCT
   BY M/V POLARCUS ADIRA TOWING
   9000 METER LONG CABLE IN AREA BETWEEN
   20-59S 21-29S AND 039-11W 040-09W.
   WIDE BERTH REQUESTED.
3. CANCEL THIS MSG 15 OCT 17.

Timeline

Survey operations in progress until 15 nov by M/V polarcus adira towing ten 6500 meter long cables in area…cancelled by · 2017-10-09

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

84 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.